Home / 43,266.02-64,885.64-18,305.69

Finding the Fourth Proportional to 43,266.02, 64,885.64 and 18,305.69

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Solution

The fourth proportional to 43,266.02, 64,885.64 and 18,305.69 is: 27,452.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,266.02 : 64,885.64 = 18,305.69 : x
  2. Step 2: Convert to fraction form
    43,266.02/64,885.64 = 18,305.69/x
  3. Step 3: Cross multiply
    43,266.02x = 64,885.64 × 18,305.69
  4. Step 4: Simplify right side
    43,266.02x = 1,187,775,995.33
  5. Step 5: Solve for x
    x = 1,187,775,995.33/43,266.02
  6. Step 6: Final answer
    x = 27,452.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.